<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片区域 -->
    <el-card>
      <!-- 搜索添加区域 -->
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input placeholder="请输入内容" clearable v-model="queryInfo.query" @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addPage">添加商品</el-button>
        </el-col>
      </el-row>

      <!-- 商品表单列表 -->
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格（元）" prop="goods_price" width="130px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="110px"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="180px">
          <template slot-scope="scope">{{scope.row.add_time | dateFormat}}</template>
        </el-table-column>
        <el-table-column label="操作" width="200px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit"></el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              @click="removeParams(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[10, 12, 16, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      ></el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      total: 0,
      goodsList: []
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      // console.log(res)
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.$message.success(res.meta.msg)
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange(current) {
      // console.log(current)
      this.queryInfo.pagenum = current
      this.getGoodsList()
    },
    // 删除功能
    async removeParams(id) {
      // console.log(id)
      const confirmRuler = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)
      if (confirmRuler !== 'confirm') {
        return this.$message.info('已取消删除')
      }
      const { data: res } = await this.$http.delete('goods/' + id)
      // console.log(res)
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.$message.success(res.meta.msg)
      this.getGoodsList()
    },
    addPage() {
      this.$router.push('/goods/add')
    }
  }
}
</script>

<style lang="less" scoped>
</style>
